var PathExistsAssistant = function() {
}

PathExistsAssistant.prototype.run = function(future) {
	var args = this.controller.args;
	if(!args.path) {
		setError("parameter path must be string");
	} else {
		path.exists(args.path, function(e) {
			future.result = {
				exists:	e
			};
		});
	}
}
